A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6645-01-171-4528
NSN 5905-00-193-9997
NSN 5990-00-167-2692
NSN 6240-00-243-0340
NSN 5990-00-843-3615
NSN 6620-00-115-9050
NSN 6135-01-142-6456
NSN 5990-01-633-9503
NSN 5905-01-195-6291
NSN 6610-01-164-8469
NSN 6645-01-616-8996
NSN 6650-01-392-0588